Home / 36,189.38-54,277.47-15,123.79

Finding the Fourth Proportional to 36,189.38, 54,277.47 and 15,123.79

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Solution

The fourth proportional to 36,189.38, 54,277.47 and 15,123.79 is: 22,682.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,189.38 : 54,277.47 = 15,123.79 : x
  2. Step 2: Convert to fraction form
    36,189.38/54,277.47 = 15,123.79/x
  3. Step 3: Cross multiply
    36,189.38x = 54,277.47 × 15,123.79
  4. Step 4: Simplify right side
    36,189.38x = 820,880,930.67
  5. Step 5: Solve for x
    x = 820,880,930.67/36,189.38
  6. Step 6: Final answer
    x = 22,682.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.